LRA 211 EXAM QUESTIONS AND
ANSWERS COMPLETELY VERIFIED AND
REVIEWED.100% VERIFIED
proton, neutron, electron - answer ✔✔-The three fundamental particles of the atom are the
protons and neutrons - answer ✔✔-The atomic nucleus contains
protons - answer ✔✔-The component of the nucleus that has a positive charge and mass is the
Neutron - answer ✔✔-The component of the nucleus that has mass but no electrical charge is the
Negative - answer ✔✔-If an atom has more electrons than protons, it will
Electrons - answer ✔✔-When an atom becomes negatively or positively charged it is usually due to a
change in the number of
has more electrons than pr - answer ✔✔-A negative ion is
has more protons than electrons - answer ✔✔-A positive ion is
it can split the atom - answer ✔✔-If a particle strikes a nucleus with the same amount of energy as the
atom's nuclear binding energy
Protons - answer ✔✔-The electrons stay in orbit around the nucleus because of
, Closer to the nucleas - answer ✔✔-The electron binding energy is stronger when
K - answer ✔✔-The electron shell closest to the nucleus is lettered
has no mass - answer ✔✔-Electromagnetic radiation
mechanical - answer ✔✔-What kind of disturbance does electromagnetic radiation NOT cause?
Radio waves - answer ✔✔-Which of the following is not part of the electromagnetic spectrum?
Wavelength - answer ✔✔-When considering the wave properties of electromagnetic radiation, the
distance from the peak of one wave to the next is
Decreases - answer ✔✔-As the wave's frequency increases, the wavelength
its frequency increases - answer ✔✔-As a wave's wavelength increases, its frequency
meters - answer ✔✔-Wavelength is generally measured in
Hertz - answer ✔✔-Frequency is typically measured in
ionization - answer ✔✔-The process of removing an electron from an atom isX-rays are produced
Lead - answer ✔✔-The protective tube housing is lined with
all the above - answer ✔✔-The protective tube housing helps to
100 mr per hour at a distance of one meter - answer ✔✔-By regulation, x-ray tube leakage radiation can
be no more than
ANSWERS COMPLETELY VERIFIED AND
REVIEWED.100% VERIFIED
proton, neutron, electron - answer ✔✔-The three fundamental particles of the atom are the
protons and neutrons - answer ✔✔-The atomic nucleus contains
protons - answer ✔✔-The component of the nucleus that has a positive charge and mass is the
Neutron - answer ✔✔-The component of the nucleus that has mass but no electrical charge is the
Negative - answer ✔✔-If an atom has more electrons than protons, it will
Electrons - answer ✔✔-When an atom becomes negatively or positively charged it is usually due to a
change in the number of
has more electrons than pr - answer ✔✔-A negative ion is
has more protons than electrons - answer ✔✔-A positive ion is
it can split the atom - answer ✔✔-If a particle strikes a nucleus with the same amount of energy as the
atom's nuclear binding energy
Protons - answer ✔✔-The electrons stay in orbit around the nucleus because of
, Closer to the nucleas - answer ✔✔-The electron binding energy is stronger when
K - answer ✔✔-The electron shell closest to the nucleus is lettered
has no mass - answer ✔✔-Electromagnetic radiation
mechanical - answer ✔✔-What kind of disturbance does electromagnetic radiation NOT cause?
Radio waves - answer ✔✔-Which of the following is not part of the electromagnetic spectrum?
Wavelength - answer ✔✔-When considering the wave properties of electromagnetic radiation, the
distance from the peak of one wave to the next is
Decreases - answer ✔✔-As the wave's frequency increases, the wavelength
its frequency increases - answer ✔✔-As a wave's wavelength increases, its frequency
meters - answer ✔✔-Wavelength is generally measured in
Hertz - answer ✔✔-Frequency is typically measured in
ionization - answer ✔✔-The process of removing an electron from an atom isX-rays are produced
Lead - answer ✔✔-The protective tube housing is lined with
all the above - answer ✔✔-The protective tube housing helps to
100 mr per hour at a distance of one meter - answer ✔✔-By regulation, x-ray tube leakage radiation can
be no more than
